7 parts

iPad 2 – Charging Port
Apple

iPad 2 – Speaker
Apple

iPad 3 – Charging Port
Apple

iPad 3 / iPad 4 – Speaker
Apple

iPad 4 – Charging Port
Apple
iPad 5 2017 / 6 2018 / 7 2019 / 8 2020 + 2 more – Battery
Apple

iPad 5 2017 / 6 2018 / 7 2019 / 8 2020 + 2 more – Speaker
Apple